Enid Blyton 
Mystery of the Invisible Thief 
Book 8

The Find-Outers is a clever mystery series from bestselling author Enid Blyton, and perfect for fans of The Secret Seven. There’s a mysterious burglar in Peterswood. No one has seen the thief, but there are huge footprints and handprints left behind at every robbery. Who could possibly have feet that big? Fatty, Daisy, Larry, Pip, Bets and Buster the Dog are sure to find out!First published in 1950, this edition contains the orginal text and is unillustrated.